The most common reasons for administering preanaesthetic medication are to relieve anxiety and to reduce awareness related to surgery. Premedicants are expected to allow the patient to enter the operating room with minimal apprehension, sedated but easily rousable, and cooperative without uncomfortable side effects.A major advantage of oral premedication is to avoid painful injection. Benzodiazepines are used extensively as oral premedicants. They are effective in producing anxiolysis and amnesia, and are associated with good patient acceptance. 2,3 The efficacy and safety of alprazolam (xanax| a new triazolobenzodiazepine, are well documented. 4,5 It was found to have the following properties: major anxiolysis, minor respiratory depression and a low incidence of drowsiness. After oral administration, it is rapidly absorbed and has a serum half-life of 12 to 15 hr following a single oral dose. Because of these characteristics, alprazolam can be considered as a potential presurgical medication. Hydroxyzine (Atarax| is an unique non-phenothiazine tranquilizer which has bronchodilator, anthihistaminc and analgesie effects. It has been found to be an effective surgical premedicant.6 CAN J ANAESTH 1993 / 40:1 / pp 13-7